Hack the OWASP Goat!

We will take a look at how we can get more acquainted with the OWASP top 10 vulnerabilities. After a short introduction about OWASP, we will show you how you can make use of WebGoat and WebWolf to get a better understanding of the OWASP top 10 vulnerabilities.

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Devoxx Belgium 2019 Impressions

Devoxx Belgium 2019 took place in the first week of November. I attended the Conference days and with this post I want to share how I experienced the event and the different talks I attended. This is a strongly opinionated post and it represents my opinion only.

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Kafka Streams: Joins Explored

In this post, we will take a look at joins in Kafka Streams. Main goal is to get a better understanding of joins by means of some examples. The examples are taken from the Kafka Streams documentation but we will write some Java Spring Boot applications in order to verify practically what is written in the documentation.

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Kafka Streams Explored

In this post, we will take a look at Kafka Streams. We will give a short introduction, but the main part of the blog will be about writing some simple Java applications. This way, we are going to get more familiar with Kafka Streams from a practical point of view.

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Kafka Messaging Explored

In this post, we will take a closer look at Apache Kafka Messaging. We will show how you can easily start a Kafka cluster and how messages can be sent and received by means of CLI and from a Java application. At the end, we will explore how partitions work from a practical point of view.

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Discover Your Services With Spring Eureka

In this post, we will take a look at how we can make services be aware of each other without knowing their exact location. We will make use of Eureka Server which will act as a Discovery Server. Being Spring fans, we will do so by means of Spring Eureka.

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Google Cloud Vision with Spring Boot

In this post, we will take a look at how we can use Google Cloud Vision from a Spring Boot application. With Google Cloud Vision it is possible to derive all kinds of things from images, like labels, face and text recognition, etc. As a bonus, some examples with Python are provided too.

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Book Review: The Phoenix Project

A couple of weeks ago, my team leader dropped a book on my desk. “Read it.”, he said. So I started reading The Phoenix Project: A Novel about It, Devops, and Helping Your Business Win written by Gene Kim, Kevin Behr and George Spafford. Now that I have finished my first reading of the book, I wanted to share some thoughts about it.

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Spring Boot and GCP Cloud Pub/Sub

In this post we will explore how we can use Google Cloud Platform’s (GCP) Pub/Sub service in combination with a Spring Boot application using Spring Integration. We will send a message to a sender application which publishes the message to a Topic where a receiver application receives the messages of a Subscription.

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Automatic Builds at Your Fingertips With GCP Cloud Build

You are looking for an easy way to automatically build your application in the Cloud? Then maybe Google Cloud Platform (GCP) Cloud Build is something for you. In this post, we will build a Spring Boot Maven project with Cloud Build, create a Docker image for it and push it to GCP Container Registry.

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